21272056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8893}}^1$

素因数の和:8935

約数の個数: 32

約数和(自身を含む): 44825760

約数和(自身を除く): 23553704

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 8893, 17786, 35572, 71144, 115609, 204539, 231218, 409078, 462436, 818156, 924872, 1636312, 2659007, 5318014, 10636028, 21272056]

約数ペア:

[(1, 21272056), (2, 10636028), (4, 5318014), (8, 2659007), (13, 1636312), (23, 924872), (26, 818156), (46, 462436), (52, 409078), (92, 231218), (104, 204539), (184, 115609), (299, 71144), (598, 35572), (1196, 17786), (2392, 8893)]